/* Copyright (c) 2010 Vladimir Chalupecky
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include "../utils/LogStream.h"

template<int dim>
SincFunction<dim>::SincFunction( const unsigned int n_components )
    :
        Function<dim>( n_components )
{}



template<int dim>
realtype
SincFunction<dim>::value( const Point<dim>& p, const unsigned int component )
{
    realtype dist = p.norm();
    if ( dist == 0.0 )
        return 1.0;

    return std::sin(dist)/dist;
}


template<int N>
void
SincFunction<N>::printInfo() const
{
    using namespace std;

    logger << endl;
    logger << "Sinc function" << endl;
    logger << "~~~~~~~~~~~~~" << endl;
}

